4,4'-DDT, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673537 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 9879.17-50-IO 1,2,7-Trimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 60490-68-8 Price on request 677389 Dihydro-ethoxyquin, 10mg Price on request 1779.10-10MG 1-Aminonaphthalene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 134-32-7 Price on request